2006 GMC Sierra 2500HD SLT Crew Cab 4WD - Duramax Diesel - Allison Transmission - Well Serviced - VERY CLEAN - Clean CarFax

Vehicle Overview

This Sierra features the highly regarded LBZ 6.6 L Duramax diesel engine—delivering approximately 360 hp and 650 lb‑ft of torque—paired with a six-speed Allison automatic transmission and part-time 4×4 drive. Key Specifications & Features: -Towing & Payload: Supports up to 12,000 lb conventional towing, with a 5th-wheel/gooseneck capacity around 14,200 lb, depending on setup, and approximately 3,600 lb payload. -Fuel Efficiency (Reported): Owners report 17–18 mpg unloaded (≈13–14 L/100 km) highway, with lower economy when towing. -Physical Details: Crew Cab with an approximate ~79-inch bed, matching the Crew Cab short-bed configuration. Heavy-duty HD suspension ensures durability under load. Condition & Maintenance: The truck comes in maroon with tan SLT interior, has a clean CARFAX, shows 278,898 km, includes two keys, and has been well serviced. Comfort & Convenience: Features include SLT leather seating, cruise control, tilt steering, power windows/locks, premium audio, and a well-appointed interior fit for daily use and tasks.

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